EP0794975B1 - Gegenstände mit dauerhaften farb- und/oder fluoreszenzeigenschaften - Google Patents

Gegenstände mit dauerhaften farb- und/oder fluoreszenzeigenschaften Download PDF

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Publication number
EP0794975B1
EP0794975B1 EP95936357A EP95936357A EP0794975B1 EP 0794975 B1 EP0794975 B1 EP 0794975B1 EP 95936357 A EP95936357 A EP 95936357A EP 95936357 A EP95936357 A EP 95936357A EP 0794975 B1 EP0794975 B1 EP 0794975B1
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EP
European Patent Office
Prior art keywords
dye
article
hals
fluorescent
hindered amine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP95936357A
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English (en)
French (fr)
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EP0794975A1 (de
Inventor
David M. Burns
Lee A. Pavelka
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3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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Filing date
Publication date
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of EP0794975A1 publication Critical patent/EP0794975A1/de
Application granted granted Critical
Publication of EP0794975B1 publication Critical patent/EP0794975B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/02—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces
    • B44F1/04—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces after passage through surface layers, e.g. pictures with mirrors on the back
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3432—Six-membered rings
    • C08K5/3435—Piperidines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/055—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means where light is absorbed and re-emitted at a different wavelength by the optical element directly associated or integrated with the PV cell, e.g. by using luminescent material, fluorescent concentrators or up-conversion arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/52—PV systems with concentrators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/252—Glass or ceramic [i.e., fired or glazed clay, cement, etc.] [porcelain, quartz, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31507—Of polycarbonate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31536—Including interfacial reaction product of adjacent layers

Claims (10)

  1. Gegenstand mit dauerhaften Farb- und/oder Fluoreszenzeigenschaften, umfassend eine polymere Matrix, einen Farbstoff und einen sterisch gehinderten Amin-Lichtstabilisator, wobei der Farbstoff mindestens einen aus Thioxanthon, Perylenimid und Thioindigoid-Verbindungen ausgewählten Farbstoff enthält und die polymere Matrix Polycarbonat umfaßt.
  2. Gegenstand nach Anspruch 1, wobei der Gegenstand rückstrahlend ist.
  3. Gegenstand nach Anspruch 1, wobei der Gegenstand eine Folie ist.
  4. Gegenstand nach Anspruch 1, wobei der Gegenstand 0,01 bis 2,00 Gew.-% des Farbstoffs enthält.
  5. Gegenstand nach Anspruch 1, wobei der Gegenstand 0,10 bis 0,75 Gew.-% des sterisch gehinderten Amin-Lichtstabilisators enthält.
  6. Gegenstand nach Anspruch 1, wobei der sterisch gehinderte Amin-Lichtstabilisator eine 2,2,6,6-Tetramethylpiperidinverbindung umfaßt.
  7. Verfahren zur Herstellung eines Gegenstands mit dauerhaften Farb- und/oder Fluoreszenzeigenschaften, umfassend:
    Extrudieren einer Polycarbonatmatrix, umfassend 0,01 bis 2,0 Gew.-% mindestens eines Farbstoffs, ausgewählt aus Thioxanthon, Perylenimid und Thioindigoid-Verbindungen, und 0,05 bis 1,00 Gew.-% eines sterisch gehinderten Amin-Lichtstabilisators.
  8. Verfahren nach Anspruch 7, wobei der sterisch gehinderte Amin-Lichtstabilisator eine Verbindung aus der Klasse der 2,2,6,6-Tetramethylpiperidinverbindungen umfaßt.
  9. Verfahren zur Erhöhung der Beständigkeit von Polycarbonat, umfassend das Kombinieren des Polycarbonats mit einem sterisch gehinderten Amin-Lichtstabilisator und einem Farbstoff, wobei der Farbstoff mindestens einen aus Thioxanthon, Perylenimid und Thioindigoid-Verbindungen ausgewählten Farbstoff enthält.
  10. Verfahren nach Anspruch 9, wobei der sterisch gehinderte Amin-Lichtstabilisator eine 2,2,6,6-Tetramethylpiperidinverbindung ist.
EP95936357A 1994-11-28 1995-10-11 Gegenstände mit dauerhaften farb- und/oder fluoreszenzeigenschaften Expired - Lifetime EP0794975B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US345608 1973-03-28
US34560894A 1994-11-28 1994-11-28
PCT/US1995/013340 WO1996017012A1 (en) 1994-11-28 1995-10-11 Articles exhibiting durable colour and/or fluorescent properties

Publications (2)

Publication Number Publication Date
EP0794975A1 EP0794975A1 (de) 1997-09-17
EP0794975B1 true EP0794975B1 (de) 2000-02-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP95936357A Expired - Lifetime EP0794975B1 (de) 1994-11-28 1995-10-11 Gegenstände mit dauerhaften farb- und/oder fluoreszenzeigenschaften

Country Status (9)

Country Link
US (1) US5605761A (de)
EP (1) EP0794975B1 (de)
JP (1) JP3447744B2 (de)
KR (1) KR100431164B1 (de)
CN (1) CN1071359C (de)
AU (1) AU700888B2 (de)
CA (1) CA2205805C (de)
DE (1) DE69515062T2 (de)
WO (1) WO1996017012A1 (de)

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CA2205805A1 (en) 1996-06-06
AU700888B2 (en) 1999-01-14
JP3447744B2 (ja) 2003-09-16
DE69515062D1 (de) 2000-03-16
EP0794975A1 (de) 1997-09-17
DE69515062T2 (de) 2000-09-14
CN1168684A (zh) 1997-12-24
CN1071359C (zh) 2001-09-19
KR100431164B1 (ko) 2004-09-16
MX9703689A (es) 1997-10-31
AU3834195A (en) 1996-06-19
JPH10510313A (ja) 1998-10-06
US5605761A (en) 1997-02-25
CA2205805C (en) 2005-08-09
WO1996017012A1 (en) 1996-06-06

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